BOULTILLIER FRENCH SLATE & MARBLE MANTLE CLOCK: Heavy black slate Greek revival style case on 4 feet with marble inlay and engraved floral designs. Enameled face with open escapement and marked Le Boutillier & Co. Paris. Beveled glass crystal. L Marti in medallion signed key and pendulum movement. Note several minor chips on edges. Measures 18 1/4'' high x 12'' x 6 1/2. Replacement key and pendulum in office.